Finding the Fourth Proportional to 16,383.60, 22,610.88 and 9,308.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,383.60 : 22,610.88 = 9,308.16 : x
2. Step 2: Convert to fraction form
   16,383.60/22,610.88 = 9,308.16/x
3. Step 3: Cross multiply
   16,383.60x = 22,610.88 × 9,308.16
4. Step 4: Simplify right side
   16,383.60x = 210,465,688.78
5. Step 5: Solve for x
   x = 210,465,688.78/16,383.60
6. Step 6: Final answer
   x = 12,846.12